diff --git a/vendor/github.com/hashicorp/memberlist/state.go b/vendor/github.com/hashicorp/memberlist/state.go
index 3ed149ff5..71bf6f34d 100644
--- a/vendor/github.com/hashicorp/memberlist/state.go
+++ b/vendor/github.com/hashicorp/memberlist/state.go
@@ -400,7 +400,7 @@ func (m *Memberlist) probeNode(node *nodeState) {
 	awarenessDelta = 0
 	if expectedNacks > 0 {
 		if nackCount := len(nackCh); nackCount < expectedNacks {
-			awarenessDelta += 2 * (expectedNacks - nackCount)
+			awarenessDelta += (expectedNacks - nackCount)
 		}
 	} else {
 		awarenessDelta += 1
diff --git a/vendor/vendor.json b/vendor/vendor.json
index a24c0891b..929ff30d7 100644
--- a/vendor/vendor.json
+++ b/vendor/vendor.json
@@ -588,10 +588,10 @@
 			"revisionTime": "2015-06-09T07:04:31Z"
 		},
 		{
-			"checksumSHA1": "lhcYybZqKjS43O2DBjvnGn0yPPo=",
+			"checksumSHA1": "JJsKjmgNTUTaEHEEAQgb9jCGGiM=",
 			"path": "github.com/hashicorp/memberlist",
-			"revision": "bbad45074a20fa539bc52e62d1e5f9f8cb467e7c",
-			"revisionTime": "2017-03-16T23:38:26Z"
+			"revision": "6cc6075ba9fba1915fa0416f00d2b4efa9dc2262",
+			"revisionTime": "2017-03-17T22:24:04Z"
 		},
 		{
 			"checksumSHA1": "qnlqWJYV81ENr61SZk9c65R1mDo=",